cell structure 0.0 / 5 ? BiologyCells, tissues and organsGCSEAQA Created by: Daniella_72Created on: 15-11-22 15:47 what are three main differences between eukaryotes and prokaryotes? eukaryotes: DNA enclosed in a nucleus, larger, more complex (multicellular) prokaryotes: smaller, simple (unicellular), don't contain mitochondria, have free floating DNA (plasmid) 1 of 9 give an example for each type of cell? eukaryotic: plant, animal, fungal prokaryotic: bacteria 2 of 9 what are 3 parts of a plant cell that an animal cell doesn't have? -vacuole -cell wall -chloroplast 3 of 9 what is the epidermis and what does it do? a layer of very thin cells which protect the surface of the leaf 4 of 9 what are the adaptations of the upper and lower epidermis? upper- transparent (allows light through), waxy cuticle (reduces the evaporation of water lower- stomata allows gas exchange 5 of 9 which layer of cells is packed full of chloroplast? palisade mesophyll near the upper epidermis) 6 of 9 which layer of the leaf has air spaces to allow the diffusion of gases between the stomata and the palisade cells? spongy mesophyll 7 of 9 what is a tissue? a group of cells with similar structures and functions 8 of 9 what is an organ? groups of different tissues that work together to perform a specific job 9 of 9
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